RHOSS ELECTA Series - Page 302

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NOTE: If par. 110 = 3 the controls on the water temperature are not carried out on par. 111.
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label
Par Label Description U.m. Range Correct Address
min max
Default t
AFr
241 AFEn
Frost protection, mode:
On: Frost protection from "USER INTERFACE". The protection
inside the PdC must be disabled (PCB DISPLAY, switch 1 on OFF)
Off: Frost protection from PdC controller (PCB DISPLAY, switch 1 to
ON)
- Off On Off
On
16443
242 AFSU
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protection starts up (Pump 1 on)
°C 2 -10 2 1644
243 AFSA
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protection starts up (Pump 1 on)
°C 1 -10 1 16445
244 AF2U
Water temperature (par. 109 /111) below this the second level of
frost protection starts up (the water heats up from PcD and/or addi-
tional generator)
°C 1 -15 -1 16384
245 diFA
Frost protection, differential: The differential applied to the above
temperatures (AFSA,AFSU,AF2U). Exceeding this, the respective
protection levels are disabled
°C 1 15 5 16446
246 AFtU
The water temperature, at the outlet of the heat pump, requested to
trigger the second frost protection level
°C 5 30 5 16447
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